L63.9
BillableAlopecia areata, unspecified
Alopecia areata, unspecified
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- congenital malformations of integument (Q84.-)
Excludes 2
Conditions not included here, but the patient may have both
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- lipomelanotic reticulosis (I89.8)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- systemic connective tissue disorders (M30-M36)
- viral warts (B07.-)
Also Known As / Clinical Terms
SNOMED CT
UMLS
- AA - Alopecia areataC0002171
- Alopecia AreataC0002171
- Alopecia CircumscriptaC0002171
- Alopecia areataC0002171
- Alopecia areata (disorder)C0002171
- Alopecia areata, unspecifiedC0002171
- Alopecia circumscriptaC0002171
- Circumscribed alopeciaC0002171
- Patchy loss of hairC0002171
- alopecia areataC0002171
- areata alopeciaC0002171
- patchy hair lossC0002171
Frequently Asked Questions
What is ICD-10 code L63.9?
ICD-10-CM code L63.9 represents "Alopecia areata, unspecified". It is a billable/specific code that can be used on a claim.
Is L63.9 a billable code?
Yes, L63.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is L63.9 in?
L63.9 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What codes cannot be used with L63.9?
L63.9 has Excludes1 notes indicating codes that cannot be used together with it, including: congenital malformations of integument (Q84.-).
What SNOMED CT codes does L63.9 map to?
L63.9 maps to 3 SNOMED CT concepts: 68225006, 89704006, 1251417006. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for L63.9?
L63.9 is linked to 1 UMLS Concept Unique Identifier: C0002171. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.